package main

import "fmt"

func zeroval(ival int){
	ival=0
}

func zeroptr(iptr *int){
	*iptr=0
}

func main() {
	i:=1
	fmt.Println("initial:",i)

	zeroval(i)
	fmt.Println("zeroval:",i)

	zeroptr(&i)
	fmt.Println("zeroptr:",i)

	fmt.Println("pointer:",&i)
}
